IsStruct

Determine whether a value is a struct

Method Signature

IsStruct(variable=[any])

Arguments

Argument	Type	Required	Description	Default
variable	any	true	The value to test for structi-ness.

Examples

isStruct Example

Returns true if variable is a Boxlang structure or is a Java object that implements the java.lang.Map interface.

Run Example

isStruct( structNew() );

Result: true

isStruct Example for False

Returns false is the object in the variable parameter is a user-defined function UDF). In the example below exponent is a function created by the user

Run Example

isStruct( arrayNew( 1 ) );

Result: false

Additional Examples

Run Example

str = structNew();
writeOutput( isStruct( str ) );

Related

• ArrayIsEmpty

• arrayIsEmpty

• Attempt

• IsArray

• IsBinary

• IsBoolean

• IsClosure

• IsCustomFunction

• IsDate

• IsDateObject

• IsDebugMode

• IsDefined

• IsEmpty

• IsFileObject

• IsIPv6

• IsJSON

• IsLeapYear

• IsLocalHost

• IsNull

• IsNumeric

• IsNumericDate

• IsObject

• IsQuery

• IsSimpleValue

• IsValid

• IsXML

• IsXmlAttribute

• IsXMLDoc

• IsXMLElem

• IsXMLNode

• IsXMLRoot

• LSIsNumeric

• structIsEmpty